199767f8919635c4928607450d9e0abb932109ceToomas Soome * Copyright (c) 2003 Jake Burkholder.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Copyright 1996-1998 John D. Polstra.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Copyright (c) 1998 Michael Smith <msmith@freebsd.org>
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Copyright (c) 1998 Peter Wemm <peter@freebsd.org>
199767f8919635c4928607450d9e0abb932109ceToomas Soome * All rights reserved.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Redistribution and use in source and binary forms, with or without
199767f8919635c4928607450d9e0abb932109ceToomas Soome * modification, are permitted provided that the following conditions
199767f8919635c4928607450d9e0abb932109ceToomas Soome * 1. Redistributions of source code must retain the above copyright
199767f8919635c4928607450d9e0abb932109ceToomas Soome * notice, this list of conditions and the following disclaimer.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * 2. Redistributions in binary form must reproduce the above copyright
199767f8919635c4928607450d9e0abb932109ceToomas Soome * notice, this list of conditions and the following disclaimer in the
199767f8919635c4928607450d9e0abb932109ceToomas Soome * documentation and/or other materials provided with the distribution.
199767f8919635c4928607450d9e0abb932109ceToomas Soome * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
199767f8919635c4928607450d9e0abb932109ceToomas Soome * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
199767f8919635c4928607450d9e0abb932109ceToomas Soome * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
199767f8919635c4928607450d9e0abb932109ceToomas Soome * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
199767f8919635c4928607450d9e0abb932109ceToomas Soome * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
199767f8919635c4928607450d9e0abb932109ceToomas Soome * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
199767f8919635c4928607450d9e0abb932109ceToomas Soome * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
199767f8919635c4928607450d9e0abb932109ceToomas Soome * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
199767f8919635c4928607450d9e0abb932109ceToomas Soome * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
199767f8919635c4928607450d9e0abb932109ceToomas Soome * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
199767f8919635c4928607450d9e0abb932109ceToomas Soome * SUCH DAMAGE.
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define COPYOUT(s,d,l) archsw.arch_copyout((vm_offset_t)(s), d, l)
199767f8919635c4928607450d9e0abb932109ceToomas Soome * Apply a single intra-module relocation to the data. `relbase' is the
199767f8919635c4928607450d9e0abb932109ceToomas Soome * target relocation base for the section (i.e. it corresponds to where
199767f8919635c4928607450d9e0abb932109ceToomas Soome * r_offset == 0). `dataaddr' is the relocated address corresponding to
199767f8919635c4928607450d9e0abb932109ceToomas Soome * the start of the data, and `len' is the number of bytes.
199767f8919635c4928607450d9e0abb932109ceToomas Soome__elfN(reloc)(struct elf_file *ef, symaddr_fn *symaddr, const void *reldata,
199767f8919635c4928607450d9e0abb932109ceToomas Soome int reltype, Elf_Addr relbase, Elf_Addr dataaddr, void *data, size_t len)
199767f8919635c4928607450d9e0abb932109ceToomas Soome#elif (defined(__i386__) || defined(__amd64__)) && __ELF_WORD_SIZE == 64
199767f8919635c4928607450d9e0abb932109ceToomas Soome where = (Elf_Addr *)((char *)data + relbase + rel->r_offset -
199767f8919635c4928607450d9e0abb932109ceToomas Soome where = (Elf_Addr *)((char *)data + relbase + rela->r_offset -
199767f8919635c4928607450d9e0abb932109ceToomas Soome if ((char *)where < (char *)data || (char *)where >= (char *)data + len)
199767f8919635c4928607450d9e0abb932109ceToomas Soome/* XXX, definitions not available on i386. */
199767f8919635c4928607450d9e0abb932109ceToomas Soome printf("\nunhandled relocation type %u\n", (u_int)rtype);
199767f8919635c4928607450d9e0abb932109ceToomas Soome#elif defined(__i386__) && __ELF_WORD_SIZE == 32
199767f8919635c4928607450d9e0abb932109ceToomas Soome where = (Elf_Addr *)((char *)data + relbase + rel->r_offset -
199767f8919635c4928607450d9e0abb932109ceToomas Soome where = (Elf_Addr *)((char *)data + relbase + rela->r_offset -
199767f8919635c4928607450d9e0abb932109ceToomas Soome if ((char *)where < (char *)data || (char *)where >= (char *)data + len)
199767f8919635c4928607450d9e0abb932109ceToomas Soome/* XXX, definitions not available on amd64. */
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define R_386_GLOB_DAT 6 /* Set GOT entry to data address. */
199767f8919635c4928607450d9e0abb932109ceToomas Soome#define R_386_RELATIVE 8 /* Add load address of shared object. */
199767f8919635c4928607450d9e0abb932109ceToomas Soome printf("\nunhandled relocation type %u\n", (u_int)rtype);